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Herd of Bison in the Hayden Valley, Yellowstone National park.
With Teton peaks in background Grizzly bear sow and yearling cubs make way south in the Yellowstone Ecosystem in western USA, North America. Nearest cities are Denver, Colorado, Salt Lake City, Jackson, Wyoming, Gardiner, Cooke City, Bozeman and Billings, Montana.
A herd of buffalo migrate on a quiet highway in Yellowstone National Park.
Yellowstone National Park
A herd of bison grazing on the prairie with mountains in the background. A large bull looks out towards the camera.
Lower Falls in the Grand Canyon of Yellowstone National Park of USA
Flowing river near orange meadow and pine tree forest inside Yellowstone national park during autumn season, Wyoming, USA.
yellowstone river waterfalls rainbow
Male elk in Yellowstone National Park looking over his harem during rutting season
Buffalo (or bison) wading across warm water river is geyser basin of the Yellowstone Ecosystem in western USA of North America. Nearest cities are Gardiner, West Yellowstone, Livingston, Bozeman and Billings, Montana, Jackson and Cody, Wyoming, Salt Lake City, Utah, and Denver, Colorado.
Huge Bull Elk as Part of a  Scenic Background.
Image of Steamy pools of acidic waters in Norris Basin of Yellowstone
Herd of bisons in Yellowstone
A family of american bisons in the Yellowstone National Park, Wyoming USA
A sunset landscape scene at the Upper Geyser Basin at Yellowstone National Park, where steam rises from several geyser vents and hot springs near a forest of lodgepole pine trees, and a herd of bison is grazing.
Norris Geyser Basin, Yellowstone National Park.
American Bison, Buffalo
lots of bisons get together on the grassland in Yellowstone National Park
Buffalo (or bison) wading across warm water river is geyser basin of the Yellowstone Ecosystem in western USA of North America. Nearest cities are Gardiner, West Yellowstone, Livingston, Bozeman and Billings, Montana, Jackson and Cody, Wyoming, Salt Lake City, Utah, and Denver, Colorado.
Bison crossing the Yellowstone river in Yellowstone National Park
The awesome mountains, rivers and geysers of Yellowstone National Park in Montana, USA.
Herd of bisons in Yellowstone
Elk enjoying the weather
Around 8000 Elk (Cervus canadensis) live at the base of these  snow-covered Teton Mountains in the Elk Wildlife Refuge, Jackson Hole, Wyoming, USA
Black Pool hot spring with Yellowstone Lake in the background
Panoramic view of bison grazing in front of the Wasatch mountains
Sunlight illuminates the spray as the Yellowstone River crashes over the Lower Falls in Yellowstone's Grand Canyon.
Large Bison or buffalo herd moving and grazing in deep snow in the Yellowstone ecosystem in Wyoming, in western USA of North America. Nearest cities are Gardiner, Cooke City, Bozeman, and Billings Montana, Denver, Colorado, Salt Lake City, Utah and Jackson, Wyoming.
A bison stands in front of Mount Moran, north of Jackson Hole Wyoming
Grand Prismatic Spring in Yellowstone National Park in Wyoming, USA
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